mihailoale-db commented on code in PR #50858:
URL: https://github.com/apache/spark/pull/50858#discussion_r2084221497
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sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/NormalizePlan.scala:
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@@ -154,15 +154,14 @@ object NormalizePlan extends PredicateHelper {
.getTagValue(DeduplicateRelations.PROJECT_FOR_EXPRESSION_ID_DEDUPLICATION)
.isDefined =>
project.child
+ case Project(outerProjectList, innerProject: Project) =>
Review Comment:
This doesn't seem correct. What if the first `Project` is the outermost one,
we are going to normalize it as well? Please either change the approach or the
title.
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